Smart Measure is the best Mobile app to measure the object height and distance very easily. It is the best tool in the 2nd set of the Smart Tools collection. This telemeter measures the distance and height of a target using trigonometry. Using this app is very easy and simple. Just Stand up and press the shutter. Most importantly you must aim your camera at the GROUND, NOT the object. For example In order to measure the distance from someone, aim at his shoes. After pressing the height button, you can measure their height accurately. you can download the free APK file of this mobile app here. Download Now.